Re: pb with xircom eth+modem
This last was known a long time ago, as noted in the BUGS file in David
Hinds's pcmcia-cs package. It was finally fixed in 2.2.11, after several
rounds of pestering.
Nathan Myers
ncm@linuxlaptops.com
"Charlie" wrote:
> I have the same problem, and it is NOT ppp/network configuration related.
> When I try to open the serial port it returns input/output error. If I
> setserial the IRQ to 0 it will work, but very slowly, as serial ports are
> not meant to be polled.
>
> I haven't looked at the problem that in depth, but the card used to work
> fine untill shortly before kernel 2.2.0. If anybody finds a solution
> please let me know, because I have been using windows to use my modem
> (which is very rare fortunatly, I have ethernet at home, school, and most
> of my work places).
>
> On Mon, 6 Sep 1999, Drew Parsons wrote:
>
> > > Christophe CALMEJANE wrote:
> > > I have a problem with my xircom card under debian linux :
> > > I've a compaq ARMADA 1700 with a debian 2.1 and a 2.2.9 kernel... and
> > > of course a Xircom pcmcia card (RealPort Ethernet 10/100+Modem 56K)
> > > and.... under linux my network is fine, but not the modem...
> > > under windows95, ethernet and modem share the same irq (3 on my
> > > computer), and linux seems trying to work the same way, but....
> > > pon command answer Input/Output error, and if I force another irq for
> > > the modem (setserial), the modem seems to work, seems to connect to
> > > my provider, but, nope, no working connection (because of the
> > > receiving irq I think) ;(
> >
> > I've got the same card, a realport combo card. It works fine for me
> > using the same IRQ, even at the same time (dialing up the French minitel
> > service while the ethernet is running).
> >
> > You said that you thought the modem was dialling in properly. Do you
> > mean you could hear all the beeps and noises as the connection was
> > made? If so then your modem is working fine. Does plog indicate that
> > the connection was established?
> >
> > I suspect your problem is with the routing. If your set-up is like
> > mine, your default gateway will go via ethernet, through eth0. Have a
> > look at route -n. What is written there? I expect you'll have an entry
> > for ppp (which indicates the modem is working), one or two for eth0 (the
> > ethernet), and the default loop on localhost. The problem is that the
> > default gateway will have been assigned to eth0, and via ppp you only
> > have the one direct link to the computer on the other side of the
> > phoneline, with no gateway. Read the Network and PPP How-To's. What
> > you need to do is turn off eth0 before you run pon, this allows the
> > default gateway to be given to ppp.
> >
> > I put it into a small script to save all the typing each time:
> > sudo ifconfig eth0 down
> > sudo pon <ppp script>
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